Environmental Control System Installer/Servicer

USDOL

National (OA)

Documents

Individual state requirements may vary. Please contact your local apprenticeship office to ensure this version is suitable to your state’s requirements.

Work Process Schedule

Work Process Content

On the Job Training

Anonymous

Skills

OJT hours

Piping

1.6K

Includes layout, sizing, fabrication and installation of piping systems for gas, oil, refrigerant, water, condensate, steam or brine.
Includes proper, safe use of piping tools, threader’s, welding, and brazing equipment, etc.

Duct Work

2.7K

Includes layout, fabrication techniques, installation and sizing standards for rectangular sheet metal and fiber glass duct assemblies for residential and light commercial projects.

Ventilation

400

Includes layout, fabrication and installation of flue pipes, toilet exhaust, kitchen process exhaust, clothes dryer exhaust, commercial and industrial process exhaust and outdoor air, mechanical ventilation systems.

Fans and Wiring

290

Includes layout and installation of toilet exhaust, Induced and forced draft fans, kitchen exhaust fans, makeup air fans, fume and particle exhaust fans and general use ventilation fans
Includes layout, installation, and sizing of conductors and circuits for controls and branch circuits to the HVAC equipment includes NEA related data and calculations.

Heating Equipment Installation

540

Includes layout and installation of gas and oil fired warm air furnaces, electric furnaces, gas and oil fired steam and hot water boilers, hot water, and steam convectors, hot water pumps, control values, expansion tanks, air to air, water source heat pumps and radiant heaters.

Cooling Equipment

540

Includes layout and installation of split system and package heat pumps and air conditioners, cooling towers, chillers, pumps, coils, and evaporative coolers.

Add-on Replacement Specialties

540

Techniques for the demolition of existing systems, layout and the installation of new systems, in existing building applications.
Includes special techniques for duct installation, equipment installation, electrical branch circuit and service considerations, and special protective techniques to prevent property damage.

System Commissioning and Tool/Equipment Maintenance

260

Procedures and techniques for quality control checks, testing, starting, and adjustment of a new system. This includes techniques for residential and commercial systems.
Procedures for maintenance and care of hand tools, electric test equipment, gauges, hoses, recovery equipment, power tools, threaders, vacuum pumps, micron gauges, cords, ladders, torches, welders, trucks and communication equipment.

Heating and Cooling System Maintenance

800

Procedures and techniques for maintaining boilers, warm air furnaces, heat pumps, electric furnaces, humidifiers and related accessories.
Procedures and techniques for maintaining air conditioners, heat pumps, chillers, cooling towers, evaporative coolers, pumps and related accessories.

Controls

300

Procedures and techniques to apply and troubleshoot All types of commercial and residential comfort controls.

Related Instruction Outline

Environmental Control System Installer/Servicer

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